DTH Drill Bits 10”(254mm) For Down The Hole Hammer QL80, with protection buttons, convex face
Selling points:
- Experienced drilling workers in China;
About 80% employees in our company has more than 10 years tool design and manufacturing experiences, especially the design and materials and technology is the pioneer a new generation of Chinese drilling tools products, design for China advanced koala tube impact, innovative the military industry to introduce Chinese tool manufacturing material and process, which is China's drill quenching scheme, and has been a large number of Chinese tool manufacturers imitate.
Description
1. Rapid drilling speed, bit body wearless;
2. Advanced heat treatment process, ensure the drilling life longer than similar products in the market.
3. DHD, MISSION, SD, QL, NUMA,different series of products, it can meet needs of different working conditions.
Applications
Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole,mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.
Specification
| Bit Dia.(mm) | Qty.× Button Dia.(mm) | Qty.Flushing holes | Weight (kg) |
| mm | inch | Outer | Front |
| 254 | 10'' | 12×Φ19 | 9×Φ18, 18xΦ16 | 3×Φ26 | 63 |
Face shape Features
Concave Face
1. Capable of drilling straighter holes in medium to hard rock which is broken or less consolidated
2. Offers high penetration rate in the above stated rock conditions
3. Has excellent air flushing characteristics
4. Predominant face style for majority of drilling conditions
Flat Face
1. Have a superior performance in hard, abrasive and broken rock conditions
2. They however have a slower penetration rate in comparison to a concave face bit
Convex Face
1. This face has been designed to offer high penetration rate in soft rock such as shale, limestone etc
2. They are recognized for having excellent capability for drilling into moderately consolidated rock conditions
The appearance of the picture is different from that of the actual product, and the actual product is the standard.
Product Tags:
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10" 254mm QL80 DTH Drill Bits , Water Well Drill Bits Longer Service Life Images
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